CN111061121A

CN111061121A - Anti-interference holographic projection device for virtual reality system

Info

Publication number: CN111061121A
Application number: CN202010042687.0A
Authority: CN
Inventors: 齐宽宽
Original assignee: Guangzhou Jiajianpai Electronic Technology Co ltd
Current assignee: Guangzhou Jiajianpai Electronic Technology Co ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-04-24

Abstract

The invention relates to an anti-interference holographic projection device for a virtual reality system, which comprises a base, a projector, a host and a mosquito killing device, wherein the mosquito killing device comprises a rotating mechanism and a plurality of mosquito killing mechanisms, the rotating mechanism comprises a rotating assembly, a fixed shaft, a sleeve and a plurality of limiting assemblies, each limiting assembly comprises an annular groove and a plurality of sliding blocks, each mosquito killing mechanism comprises a transverse pipe, a vertical pipe and a connecting rod, the mosquito killing assemblies are arranged at two ends of each transverse pipe, a first motor, a driving bevel gear, a rotating shaft, a first rotor wing and a first electric network are arranged in each transverse pipe, the anti-interference holographic projection device for the virtual reality system drives air to flow through the mosquito killing mechanisms, mosquitoes are attracted into the transverse pipes and the vertical pipes, the mosquitoes are killed by utilizing the first electric network and the second electric network which are electrified, the transverse pipes are driven by the rotating mechanism to rotate, the interference of imaging is avoided, the holographic projection imaging effect is ensured, and the practicability of the equipment is improved.

Description

Anti-interference holographic projection device for virtual reality system

Technical Field

The invention relates to the field of virtual reality, in particular to an anti-interference holographic projection device for a virtual reality system.

Background

A hologram projection technique (also called a virtual imaging technique) is a technique for recording and reproducing a real three-dimensional image of an object by using the interference and diffraction principles, and originally refers to a technique for recording and reproducing a real three-dimensional image of an object by using the interference principles. Then, with the guidance of science fiction movies and commercial propaganda, the concept of holographic projection is gradually extended to commercial activities such as stage performance, exhibition and exhibition.

The holographic projection imaging has strict requirements on the surrounding environment, the existing holographic projection device is easily influenced by mosquitoes in the outdoor use process, and the mosquitoes have the characteristic of phototaxis and heat tendency, so the mosquitoes easily fly to the periphery of equipment to influence the propagation of projection light, interfere the effect of holographic projection imaging and reduce the practicability of the existing holographic projection device.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, an anti-interference holographic projection device for a virtual reality system is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a holographic projection device used for preventing interference of a virtual reality system comprises a base, a support, a projector, a host and a mosquito killing device, wherein the projector is fixed above the base through the support;

the mosquito killing device comprises a rotating mechanism and a plurality of mosquito killing mechanisms, wherein the rotating mechanism is arranged on the back surface of the projector, and the mosquito killing mechanisms are uniformly distributed on the periphery of the projector in the circumferential direction;

the rotating mechanism comprises a rotating assembly, a fixed shaft, a sleeve and a plurality of limiting assemblies, one end of the fixed shaft is fixed on the projector, the other end of the fixed shaft is arranged in the sleeve through the limiting assemblies, the rotating assembly is in transmission connection with the sleeve, the limiting assemblies comprise annular grooves and a plurality of sliding blocks, the sliding blocks are uniformly distributed on the periphery of the fixed shaft in the circumferential direction, the annular grooves are fixed on the inner wall of the sleeve, and the sliding blocks are in sliding connection with the annular grooves;

the mosquito killing mechanism comprises a transverse pipe, a vertical pipe and a connecting rod, the transverse pipe is fixedly connected with a sleeve through the connecting rod, one side of the transverse pipe, which is close to the projector, is provided with a ventilation opening, the vertical pipe is fixed on one side of the transverse pipe, which is far away from the ventilation opening, both ends of the transverse pipe are respectively provided with a mosquito killing assembly, a first motor, a driving bevel gear, a rotating shaft, a first rotor and a first power grid are arranged in the transverse pipe, the first motor is fixed in the transverse pipe and is in transmission connection with the driving bevel gear, the first rotor is fixed on the rotating shaft, the first power grid is fixed in the vertical pipe, the mosquito killing assembly comprises a driven bevel gear, a rotating rod, a second rotor and a mosquito killing unit, the driving bevel gear is meshed with the driven bevel gear, the driven bevel gear is fixedly connected with one end of the rotating rod, the second rotor is fixed on the rotating, the first motor and the first power grid are both electrically connected with the PLC.

Preferably, in order to realize the relative stable rotation of the sliding block and the annular groove, the annular groove is a dovetail groove.

Preferably, in order to drive the sleeve to rotate, the rotating assembly comprises a second motor, a driving gear and a driven gear, the second motor is fixed on the projector and electrically connected with the PLC, the second motor is in transmission connection with the driving gear, the driving gear is meshed with the driven gear, and the driven gear is coaxially fixed on the rotating rod.

Preferably, in order to guarantee the stable rotation of violently managing, rotary mechanism still includes the reinforcing ring, the reinforcing ring cover is established on the projecting apparatus, the periphery of reinforcing ring and the one end fixed connection of keeping away from the connecting rod of violently managing.

As preferred, in order to realize the kill mosquito, the kill mosquito unit includes frame, second electric wire netting and two telescoping units, the periphery of frame and the inner wall sealing connection who violently manages, the second electric wire netting is fixed in the frame, and two telescoping units are located the top and the below of one side that is close to first motor of frame respectively, the second electric wire netting is connected with the PLC electricity.

Preferably, in order to drive the frame to move, the telescopic unit comprises an electric push rod, the electric push rod is fixed in the transverse pipe and is electrically connected with the PLC, and the electric push rod is fixedly connected with the frame.

As preferred, rotate for the auxiliary stay bull stick, the both sides of second rotor all are equipped with support ring and splint, the support ring is fixed in the violently pipe, the support ring cover is established on the bull stick, splint are fixed on the bull stick, splint are located the support ring and far are close to the one end of rotor.

As preferred, for the convenience of the rotation of the rotating rod, a plurality of limiting blocks are arranged on the support ring, a plurality of limiting blocks are arranged on the limiting blocks, notches are formed in one sides, close to the clamping plates, of the limiting blocks, balls are arranged in the notches, the balls are matched with the notches, the centers of the balls are located in the notches, and the balls are abutted against the clamping plates.

Preferably, both ends of the horizontal pipe and one end of the vertical pipe far away from the projector are horn-shaped for enhancing the mosquito killing capability.

Preferably, in order to facilitate the movement of the device, universal wheels are arranged below the base.

The anti-interference holographic projection device for the virtual reality system has the advantages that the mosquito killing mechanism drives air to flow, mosquitoes are attracted into the transverse pipe and the vertical pipe, the electrified first power grid and the electrified second power grid are utilized for killing, the transverse pipe is driven by the rotating mechanism to rotate, the mosquito killing range is expanded, surrounding mosquitoes are prevented from blocking projection light rays emitted by the projector, imaging interference is avoided, holographic projection imaging effect is guaranteed, and practicability of the device is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic diagram of the construction of a tamper-proof holographic projection arrangement for a virtual reality system according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of a connection structure of a fixing shaft and a sleeve of the interference-proof holographic projection apparatus for a virtual reality system according to the present invention;

FIG. 4 is a schematic structural diagram of a mosquito eradication mechanism of the tamper-proof holographic projection apparatus for a virtual reality system according to the present invention;

in the figure: 1. the projector comprises a base, 2, a support, 3, a projector, 4, a main machine, 5, a fixed shaft, 6, a sleeve, 7, an annular groove, 8, a sliding block, 9, a transverse pipe, 10, a vertical pipe, 11, a connecting rod, 12, a first motor, 13, a driving bevel gear, 14, a rotating shaft, 15, a first rotor, 16, a first power grid, 17, a driven bevel gear, 18, a rotating rod, 19, a second rotor, 20, a second motor, 21, a driving gear, 22, a driven gear, 23, a reinforcing ring, 24, a frame, 25, a second power grid, 26, an electric push rod, 27, a support ring, 28, a clamping plate, 29, balls, 30 and a universal wheel.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, a holographic projection apparatus for preventing interference of a virtual reality system includes a base 1, a bracket 2, a projector 3, a host 4 and a mosquito killing device, wherein the projector is fixed above the base 1 through the bracket 2, the host 4 is fixed above the base 1, a PLC is arranged in the host 4, and the projector 3 is electrically connected with the PLC;

the mosquito killing device comprises a rotating mechanism and a plurality of mosquito killing mechanisms, wherein the rotating mechanism is arranged on the back surface of the projector 3, and the mosquito killing mechanisms are circumferentially and uniformly distributed on the periphery of the projector 3;

a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.

This kill mosquito device is when outdoor use, and user's accessible host computer 4 operates, and controlling means moves, sends light by projecting apparatus 3, when carrying out holographic projection formation of image, utilizes the kill mosquito device to eliminate mosquito on every side, avoids the mosquito to block the propagation of light, disturbs holographic projection formation of image, through carrying out the kill mosquito, has guaranteed holographic projection formation of image's quality and effect, has improved the practicality of equipment. Mosquito eradication device accessible kill mosquito mechanism kills the mosquito, utilizes rotary mechanism to drive kill mosquito mechanism and rotates, enlarges the kill mosquito scope, guarantees projection light's normal transmission.

As shown in fig. 2-3, the rotating mechanism includes a rotating assembly, a fixed shaft 5, a sleeve 6 and a plurality of limiting assemblies, one end of the fixed shaft 5 is fixed on the projector 3, the other end of the fixed shaft 5 is arranged in the sleeve 6 through the limiting assemblies, the rotating assembly is in transmission connection with the sleeve 6, the limiting assemblies include annular grooves 7 and a plurality of sliding blocks 8, the sliding blocks 8 are circumferentially and uniformly distributed on the periphery of the fixed shaft 5, the annular grooves 7 are fixed on the inner wall of the sleeve 6, and the sliding blocks 8 are in sliding connection with the annular grooves 7;

when the rotating mechanism operates, the rotating assembly is started to drive the sleeve 6 to rotate, so that the sleeve 6 rotates around the axis of the fixed shaft 5 and further drives the mosquito killing mechanism to rotate, the action range of the mosquito killing mechanism is expanded, the sleeve 6 drives the annular groove 7 to rotate in the rotating process, the sliding block 8 and the annular groove 7 slide relatively, the sleeve 6 is prevented from moving around the axis of the fixed shaft 5, and the stable rotation of the sleeve 6 is ensured.

As shown in fig. 4, the mosquito killing mechanism includes a horizontal tube 9, a vertical tube 10 and a connecting rod 11, the horizontal tube 9 is fixedly connected to the casing 6 through the connecting rod 11, one side of the horizontal tube 9 close to the projector 3 is provided with a vent, the vertical tube 10 is fixed to one side of the horizontal tube 9 far from the vent, both ends of the horizontal tube 9 are provided with mosquito killing assemblies, the horizontal tube 9 is internally provided with a first motor 12, a driving bevel gear 13, a rotating shaft 14, a first rotor 15 and a first power grid 16, the first motor 12 is fixed in the horizontal tube 9, the first motor 12 is in transmission connection with the driving bevel gear 13, the first rotor 15 is fixed on the rotating shaft 14, the first power grid 16 is fixed in the vertical tube 10, the mosquito killing assembly includes a driven bevel gear 17, a rotating rod 18, a second rotor 19 and a mosquito killing unit, the driving bevel gear 13 is engaged with the driven bevel gear 17, the driven bevel gear 17 is fixedly connected with, the second rotor 19 is fixed on the bull stick 18, the kill mosquito unit sets up the one end of keeping away from driven bevel gear 17 at the bull stick 18, first motor 12 and first electric wire netting 16 all are connected with the PLC electricity.

When kill mosquito mechanism moves, first motor 12 of PLC control starts, it is rotatory to drive pivot 14 and drive bevel gear 13, make first rotor 15 rotatory, produce the air current, attract outside air to get into through standpipe 10 and violently manage 9 and discharge from ventilative mouthful, when driving the mosquito and getting into in standpipe 10, control 16 circular telegrams of first electric wire netting, utilize first electric wire netting 16 to hit the mosquito and kill, when drive bevel gear 13 is rotatory, it is rotatory to drive driven bevel gear 17, make bull stick 18 take place rotatoryly, it is rotatory to drive second rotor 19, produce the air current, attract outside air to get into violently to manage 9 in back and discharge from ventilative mouthful, thereby make the mosquito get into violently manage 9 in, utilize the kill mosquito unit to kill the mosquito, receive the interference influence of external environment when preventing holographic projection, thereby the practicality of equipment has been improved.

Preferably, in order to realize the relative stable rotation of the sliding block 8 and the annular groove 7, the annular groove 7 is a dovetail groove. Because the annular groove 7 is a dovetail groove, the sliding block 8 cannot be separated from the annular groove 7, and the relative stable rotation of the sliding block 8 and the annular groove 7 is further ensured.

As shown in fig. 2, the rotating assembly includes a second motor 20, a driving gear 21 and a driven gear 22, the second motor 20 is fixed on the projector 3, the second motor 20 is electrically connected to the PLC, the second motor 20 is in transmission connection with the driving gear 21, the driving gear 21 is meshed with the driven gear 22, and the driven gear 22 is coaxially fixed on the rotating rod 18.

The PLC controls the second motor 20 to start, so as to drive the driving gear 21 to rotate, and the driving gear 21 acts on the driven gear 22, so that the driven gear 22 drives the sleeve 6 to rotate.

Preferably, in order to ensure the stable rotation of the transverse tube 9, the rotating mechanism further includes a reinforcing ring 23, the reinforcing ring 23 is sleeved on the projector 3, and the periphery of the reinforcing ring 23 is fixedly connected with one end of the transverse tube 9, which is far away from the connecting rod 11. The reinforcing ring 23 is fixedly connected with the transverse pipe 9, and the reinforcing ring 23 is sleeved on the projector 3, so that the projector 3 can rotate stably.

As shown in fig. 4, the mosquito eradication unit includes frame 24, second electric wire netting 25 and two flexible units, the periphery of frame 24 and the inner wall sealing connection who violently manages 9, second electric wire netting 25 is fixed in frame 24, and two flexible units are located the top and the below of one side that is close to first motor 12 of frame 24 respectively, second electric wire netting 25 is connected with the PLC electricity.

PLC control second electric wire netting 25 circular telegram, can eliminate the mosquito that gets into in violently managing 9, and after finishing using, PLC control expansion unit starts, drives frame 24 and second electric wire netting 25 and stretches out the outside of violently managing 9, and the mosquito corpse on the second electric wire netting 25 of being convenient for drops.

Preferably, in order to drive the frame 24 to move, the telescopic unit includes an electric push rod 26, the electric push rod 26 is fixed in the transverse tube 9, the electric push rod 26 is electrically connected with the PLC, and the electric push rod 26 is fixedly connected with the frame 24.

The PLC controls the electric push rod 26 to start, so as to drive the frame 24 to move, so that the second power grid 25 moves.

Preferably, in order to assist in supporting the rotation of the rotating rod 18, a support ring 27 and a clamp plate 28 are arranged on both sides of the second rotor 19, the support ring 27 is fixed in the transverse tube 9, the support ring 27 is sleeved on the rotating rod 18, the clamp plate 28 is fixed on the rotating rod 18, and the clamp plate 28 is located at one end of the support ring 27 far away from the rotor. Utilize support ring 27 to support the bull stick 18, be convenient for the bull stick 18 to rotate under the supporting role of support ring 27, the one end that is close to the rotor of bull stick 18 sets up splint 28, and splint 28 is fixed on bull stick 18, has restricted the relative position of support ring 27 with bull stick 18, makes things convenient for the steady rotation of bull stick 18.

Preferably, in order to facilitate the rotation of the rotating rod 18, a plurality of limiting blocks are arranged on the support ring 27, a plurality of limiting blocks are arranged on the limiting blocks, a notch is arranged on one side of the limiting blocks, which is close to the clamping plate 28, a ball 29 is arranged in the notch, the ball 29 is matched with the notch, the center of the ball 29 is located in the notch, and the ball 29 abuts against the clamping plate 28. The ball 29 in the notch of the limiting block rotates, the ball 29 abuts against the clamping plate 28, the rotating rod 18 is prevented from sliding, meanwhile, the rolling of the ball 29 is utilized, the resistance borne by the rotating rod 18 during rotation is reduced, and the rotating rod 18 is convenient to rotate.

Preferably, both ends of the horizontal tube 9 and one end of the vertical tube 10 far from the projector 3 are trumpet-shaped for enhancing mosquito killing capability. The trumpet-shaped design is adopted, so that external air in more ranges can enter the vertical pipe 10 and the transverse pipe 9 conveniently, and the mosquito killing capacity is enhanced.

Preferably, a universal wheel 30 is provided under the base 1 to facilitate movement of the device.

This holographic projection arrangement is in outdoor use, it is rotatory to drive pivot 14 and first rotor 15 through first motor 12, thereby it is rotatory to drive driven bevel gear 17, make second rotor 19 rotatory, attract outside air to get into in violently managing 9 and standpipe 10, be convenient for the mosquito gets into violently managing 9 and standpipe 10 in, utilize first electric wire netting 16 and the second electric wire netting 25 of circular telegram to hit and kill, prevent that the mosquito from blockking projection light, influence holographic projection procedure effect, and drive sleeve pipe 6 through rotary mechanism and rotate, make violently manage 9 rotations, enlarge the kill mosquito scope, conveniently eliminate 3 mosquitoes around the projecting apparatus, further guarantee the formation of image effect, the practicality of equipment has been improved.

Compared with the prior art, this a holographic projection arrangement for jam-proof of virtual reality system passes through kill mosquito mechanism and drives the air flow, attracts the mosquito to get into violently manage 9 and standpipe 10 in, utilizes first electric wire netting 16 and the second electric wire netting 25 of circular telegram to hit and kill, and violently manage 9 rotations by rotary mechanism drive, enlarges the kill mosquito scope, prevents that mosquito on every side from blockking the projection light that projecting apparatus 3 sent, avoids the formation of image to receive the interference, has guaranteed holographic projection imaging effect, has improved the practicality of equipment.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The anti-interference holographic projection device for the virtual reality system is characterized by comprising a base (1), a support (2), a projector (3), a host (4) and a mosquito killing device, wherein the projector is fixed above the base (1) through the support (2), the host (4) is fixed above the base (1), a PLC is arranged in the host (4), and the projector (3) is electrically connected with the PLC;

the mosquito killing device comprises a rotating mechanism and a plurality of mosquito killing mechanisms, wherein the rotating mechanism is arranged on the back surface of the projector (3), and the mosquito killing mechanisms are uniformly distributed on the periphery of the projector (3) in the circumferential direction;

the rotating mechanism comprises a rotating assembly, a fixed shaft (5), a sleeve (6) and a plurality of limiting assemblies, one end of the fixed shaft (5) is fixed on the projector (3), the other end of the fixed shaft (5) is arranged in the sleeve (6) through the limiting assemblies, the rotating assembly is in transmission connection with the sleeve (6), the limiting assemblies comprise annular grooves (7) and a plurality of sliding blocks (8), the sliding blocks (8) are circumferentially and uniformly distributed on the periphery of the fixed shaft (5), the annular grooves (7) are fixed on the inner wall of the sleeve (6), and the sliding blocks (8) are in sliding connection with the annular grooves (7);

mosquito eradication mechanism is including violently managing (9), standpipe (10) and connecting rod (11), violently manage (9) and pass through connecting rod (11) and sleeve pipe (6) fixed connection, the one side that is close to projecting apparatus (3) of violently managing (9) is equipped with ventilative mouthful, standpipe (10) are fixed in the one side of keeping away from ventilative mouthful of violently managing (9), the both ends of violently managing (9) all are equipped with the kill mosquito subassembly, violently be equipped with first motor (12), drive bevel gear (13), pivot (14), first rotor (15) and first electric wire netting (16) in managing (9), first motor (12) are fixed in violently managing (9), first motor (12) are connected with drive bevel gear (13) transmission, first rotor (15) are fixed on pivot (14), first electric wire netting (16) are fixed in standpipe (10), the kill mosquito subassembly includes driven bevel gear (17), Bull stick (18), second rotor (19) and kill mosquito unit, drive bevel gear (13) and driven bevel gear (17) meshing, the one end fixed connection of driven bevel gear (17) and bull stick (18), second rotor (19) are fixed on bull stick (18), kill mosquito unit sets up the one end of keeping away from driven bevel gear (17) at bull stick (18), first motor (12) and first electric wire netting (16) all are connected with the PLC electricity.

2. The holographic projection device for interference prevention of virtual reality systems of claim 1, characterized in that the annular groove (7) is a dovetail groove.

3. The holographic projection device for interference prevention of a virtual reality system of claim 1, wherein the rotating assembly comprises a second motor (20), a driving gear (21) and a driven gear (22), the second motor (20) is fixed on the projector (3), the second motor (20) is electrically connected with the PLC, the second motor (20) is in transmission connection with the driving gear (21), the driving gear (21) is meshed with the driven gear (22), and the driven gear (22) is coaxially fixed on the rotating rod (18).

4. The holographic projection device for interference prevention of a virtual reality system as claimed in claim 1, wherein the rotation mechanism further comprises a reinforcing ring (23), the reinforcing ring (23) is sleeved on the projector (3), and the outer circumference of the reinforcing ring (23) is fixedly connected with one end of the transverse pipe (9) far away from the connecting rod (11).

5. The holographic projection device for preventing interference of a virtual reality system according to claim 1, wherein the mosquito eradication unit comprises a frame (24), a second power grid (25) and two telescopic units, the outer circumference of the frame (24) is hermetically connected with the inner wall of the horizontal pipe (9), the second power grid (25) is fixed in the frame (24), the two telescopic units are respectively located above and below one side of the frame (24) close to the first motor (12), and the second power grid (25) is electrically connected with the PLC.

6. The holographic projection device for interference prevention of a virtual reality system of claim 5, wherein the telescopic unit comprises an electric push rod (26), the electric push rod (26) is fixed in the horizontal tube (9), the electric push rod (26) is electrically connected with the PLC, and the electric push rod (26) is fixedly connected with the frame (24).

7. The holographic projection device for interference prevention of a virtual reality system according to claim 1, wherein the second rotor (19) is provided with a support ring (27) and a clamp plate (28) on both sides, the support ring (27) is fixed in the transverse tube (9), the support ring (27) is sleeved on the rotating rod (18), the clamp plate (28) is fixed on the rotating rod (18), and the clamp plate (28) is located at one end of the support ring (27) far away from the rotor.

8. The holographic projection device for preventing interference of a virtual reality system according to claim 7, wherein the support ring (27) is provided with a plurality of limiting blocks, the limiting blocks are provided with a plurality of limiting blocks, one side of the limiting blocks close to the clamping plate (28) is provided with a notch, a ball (29) is arranged in the notch, the ball (29) is matched with the notch, the center of the ball (29) is located in the notch, and the ball (29) abuts against the clamping plate (28).

9. The holographic projection device for interference prevention of virtual reality system of claim 1, characterized in that both ends of the cross tube (9) and one end of the standpipe (10) far from the projector (3) are horn-shaped.

10. The tamper-proof holographic projection device for a virtual reality system of claim 1, wherein a universal wheel (30) is provided under the base (1).